1463642444356 has 6 divisors (see below), whose sum is σ = 2561374277630. Its totient is φ = 731821222176.

The previous prime is 1463642444279. The next prime is 1463642444387. The reversal of 1463642444356 is 6534442463641.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1418266628100 + 45375816256 = 1190910^2 + 213016^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 182955305541 + ... + 182955305548.

Almost surely, 2^{1463642444356} is an apocalyptic number.

It is an amenable number.

1463642444356 is a deficient number, since it is larger than the sum of its proper divisors (1097731833274).

1463642444356 is a wasteful number, since it uses less digits than its factorization.

1463642444356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365910611093 (or 365910611091 counting only the distinct ones).

The product of its digits is 19906560, while the sum is 52.

The spelling of 1463642444356 in words is "one trillion, four hundred sixty-three billion, six hundred forty-two million, four hundred forty-four thousand, three hundred fifty-six".